Patents
US 10648233 B2: Adjustable ladders and related methods
- Granted
- 2020-05-12
- Filed
- 2019-02-25 application 16284801
- Type
- Utility · 8 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
The present invention relates to ladders and, more particularly, various configurations of ladders including straight and extension ladders, as well as to methods relating to the use and manufacture of such ladders. In accordance with one embodiment of the present invention, a ladder is provided that includes a first pair of spaced apart rails and a plurality of rungs extending between and coupled to the first pair of spaced apart rails. The ladder also includes a pair of lateral support members, wherein each support member is selectively displaceable in a lateral direction relative to an associated rail. Additionally, the ladder includes a pair of adjustable legs, each leg having a first end slidably coupled to an associated rail of the first pair of spaced apart rails and being slidably coupled to an associated lateral support member.
Source: PVGPATDIS, file of 2026-04-10 (ipg200512.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| WING ENTERPRISES, INCORPORATED 51 patents | US company or organization | Springville, UT | WING ENTERPRISES INC State business registration FUZZY medium confidence: same name (legal endings aside) and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| N. Ryan Moss | Mapleton, UT | 85 | PVGPATDIS, file of 2026-04-10 | |
| Gary M. Jonas | Springville, UT | 31 | PVGPATDIS, file of 2026-04-10 | |
| Chad Grotegut | Orem, UT | 4 | PVGPATDIS, file of 2026-04-10 | |
| Sean R. Peterson | Santaquin, UT | 44 | PVGPATDIS, file of 2026-04-10 | |
| Brian B. Russell | Taylorsville, UT | 61 | PVGPATDIS, file of 2026-04-10 | |
| Stephen E. Boynton | Spanish Fork, UT | 5 | PVGPATDIS, file of 2026-04-10 | |
| Ryan Crawford | Spanish Fork, UT | 21 | PVGPATDIS, file of 2026-04-10 | |
| Darius S. Penrod | Santaquin, UT | 10 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| E06C | Ladders | E06C1/12 | PVGPATDIS, file of 2026-04-10 |
| Y10T | Technical subjects covered by former us classification | Y10T29/49826 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2021-02-02 | Security interest Security interest Security interest | LITTLE GIANT LADDER SYSTEMS, LLC signed 2020-12-28 | PNC BANK, NATIONAL ASSOCIATION, AS AGENT PITTSBURGH, PA | 55196/135 | PASDL, file of 2026-10-15 |
| 2021-01-12 | Correction Conversion | WING ENTERPRISES, INCORPORATED signed 2020-12-16 | LITTLE GIANT LADDER SYSTEMS, LLC SPRINGVILLE, UT | 55647/194 | PASDL, file of 2026-10-15 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.